Improper input validation in Microsoft Windows and Windows Server - CVE-2017-0272

 

Improper input validation in Microsoft Windows and Windows Server - CVE-2017-0272

Published: May 9, 2017


Vulnerability identifier: #VU6447
CSH Severity: High
CVSS v4: 9.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2017-0272
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote unauthenticated attacker to execute arbitrary code on the target system.

The weakness exists due to improper handling of malicious requests by the Microsoft Server Message Block 1.0 (SMBv1). A remote attacker can send a specially crafted packet to a targeted SMBv1 server and execute arbitrary code with privileges of the current user.

Successful exploitation of the vulnerability results in arbitrary code execution.


Affected software

Microsoft Windows
Windows Server

How to mitigate CVE-2017-0272

Install update from vendor's website.


External References

Related Security Bulletins